/*******************************************************************************
 * Copyright (c) 2000, 2008 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.draw2d;

import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.widgets.Display;

/**
 * A collection of color-related constants.
 */
public interface ColorConstants {

class SystemColorFactory {
	private static Color getColor(final int which) {
		Display display = Display.getCurrent();
		if (display != null)
			return display.getSystemColor(which);
		display = Display.getDefault();
		final Color result[] = new Color[1];
		display.syncExec(new Runnable() {
			public void run() {
				synchronized (result) {
					result[0] = Display.getCurrent().getSystemColor(which);					
				}
			}
		});
		synchronized (result) {
			return result[0];
		}
	}
}

/**
 * @see SWT#COLOR_WIDGET_HIGHLIGHT_SHADOW
 */
Color buttonLightest
				= SystemColorFactory.getColor(SWT.COLOR_WIDGET_HIGHLIGHT_SHADOW);
/**
 * @see SWT#COLOR_WIDGET_BACKGROUND
 */
Color button
				= SystemColorFactory.getColor(SWT.COLOR_WIDGET_BACKGROUND);
/**
 * @see SWT#COLOR_WIDGET_NORMAL_SHADOW
 */
Color buttonDarker
				= SystemColorFactory.getColor(SWT.COLOR_WIDGET_NORMAL_SHADOW);
/**
 * @see SWT#COLOR_WIDGET_DARK_SHADOW
 */
Color buttonDarkest           
				= SystemColorFactory.getColor(SWT.COLOR_WIDGET_DARK_SHADOW);

/**
 * @see SWT#COLOR_LIST_BACKGROUND
 */
Color listBackground          
				= SystemColorFactory.getColor(SWT.COLOR_LIST_BACKGROUND);
/**
 * @see SWT#COLOR_LIST_FOREGROUND
 */
Color listForeground          
				= SystemColorFactory.getColor(SWT.COLOR_LIST_FOREGROUND);

/**
 * @see SWT#COLOR_WIDGET_BACKGROUND
 */
Color menuBackground          
				= SystemColorFactory.getColor(SWT.COLOR_WIDGET_BACKGROUND);
/**
 * @see SWT#COLOR_WIDGET_FOREGROUND
 */
Color menuForeground          
				= SystemColorFactory.getColor(SWT.COLOR_WIDGET_FOREGROUND);
/**
 * @see SWT#COLOR_LIST_SELECTION
 */
Color menuBackgroundSelected  
				= SystemColorFactory.getColor(SWT.COLOR_LIST_SELECTION);
/**
 * @see SWT#COLOR_LIST_SELECTION_TEXT
 */
Color menuForegroundSelected  
				= SystemColorFactory.getColor(SWT.COLOR_LIST_SELECTION_TEXT);

/**
 * @see SWT#COLOR_TITLE_BACKGROUND
 */
Color titleBackground         
				= SystemColorFactory.getColor(SWT.COLOR_TITLE_BACKGROUND);
/**
 * @see SWT#COLOR_TITLE_BACKGROUND_GRADIENT
 */
Color titleGradient           
				= SystemColorFactory.getColor(SWT.COLOR_TITLE_BACKGROUND_GRADIENT);
/**
 * @see SWT#COLOR_TITLE_FOREGROUND
 */
Color titleForeground         
				= SystemColorFactory.getColor(SWT.COLOR_TITLE_FOREGROUND);
/**
 * @see SWT#COLOR_TITLE_INACTIVE_FOREGROUND
 */
Color titleInactiveForeground 
				= SystemColorFactory.getColor(SWT.COLOR_TITLE_INACTIVE_FOREGROUND);
/**
 * @see SWT#COLOR_TITLE_INACTIVE_BACKGROUND
 */
Color titleInactiveBackground 
				= SystemColorFactory.getColor(SWT.COLOR_TITLE_INACTIVE_BACKGROUND);
/**
 * @see SWT#COLOR_TITLE_INACTIVE_BACKGROUND_GRADIENT
 */
Color titleInactiveGradient   
				= SystemColorFactory.getColor(SWT.COLOR_TITLE_INACTIVE_BACKGROUND_GRADIENT);

/**
 * @see SWT#COLOR_INFO_FOREGROUND
 */
Color tooltipForeground       
				= SystemColorFactory.getColor(SWT.COLOR_INFO_FOREGROUND);
/**
 * @see SWT#COLOR_INFO_BACKGROUND
 */
Color tooltipBackground       
				= SystemColorFactory.getColor(SWT.COLOR_INFO_BACKGROUND);

/*
 * Misc. colors
 */
/** One of the pre-defined colors */
Color white      = new Color(null, 255, 255, 255);
/** One of the pre-defined colors */
Color lightGray  = new Color(null, 192, 192, 192);
/** One of the pre-defined colors */
Color gray       = new Color(null, 128, 128, 128);
/** One of the pre-defined colors */
Color darkGray   = new Color(null,  64,  64,  64);
/** One of the pre-defined colors */
Color black      = new Color(null,   0,   0,   0);
/** One of the pre-defined colors */
Color red        = new Color(null, 255,   0,   0);
/** One of the pre-defined colors */
Color orange     = new Color(null, 255, 196,   0);
/** One of the pre-defined colors */
Color yellow     = new Color(null, 255, 255,   0);
/** One of the pre-defined colors */
Color green      = new Color(null,   0, 255,   0);
/** One of the pre-defined colors */
Color lightGreen = new Color(null,  96, 255,  96);
/** One of the pre-defined colors */
Color darkGreen  = new Color(null,   0, 127,   0);
/** One of the pre-defined colors */
Color cyan       = new Color(null,   0, 255, 255);
/** One of the pre-defined colors */
Color lightBlue  = new Color(null, 127, 127, 255);
/** One of the pre-defined colors */
Color blue       = new Color(null,   0,   0, 255);
/** One of the pre-defined colors */
Color darkBlue   = new Color(null,   0,   0, 127);

}
